What is Ground Penetrating Radar (GPR) and EM? This a brief introduction of the technologies used by MALÅ Geoscience in their current product series. More information at www.malags.com
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MAP BEFORE YOU DIG www.tstengineering.com TST Engineering Group is an international corporation operating in the engineering field of the non-destructive investigations. —————————————————————————— www.mapbeforeyoudig.com —————————————————————————– Author of the video: Emanuele Mulas, MSc

Well explained thank you
время 1.32 ….самый оптимальный вариант